Ultra London
Trail Running covering 25 km to 55 km with up to 570 m D+ in London (England, United Kingdom)
Ultra London is an endurance sporting event in London, England, GB focused on Trail Running. It is part of UTMB Index Races. Key features include Nature & Off-Road, Public Park, Forest, City Run.
The race program comprises 2 competitions, including Trail 55 km (55 km, +570 m D+), and Trail 25 km (25 km, +950 m D+). The exact date for the next edition is currently open and will be announced by the organizer. Official race regulations, course details, and registration information are provided on the organizer's website (ultralondon.co.uk).

Event characteristics
Races & distances (2)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Trail 55 km | Trail Running | 55 km | +570 m | 2 m - 241 m | Loop course | Route & profile |
| Trail 25 km | Trail Running | 25 km | +950 m | 5 m - 404 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 2 m to 241 m above sea level (+570 m D+, -570 m D-)
Elevation profile & course telemetry
Altitude from 5 m to 404 m above sea level (+950 m D+, -950 m D-)
Frequently asked questions (FAQ)
When and where does Ultra London take place?
Ultra London takes place in London, England, GB (start area at coordinates 51.4432° N, 0.2811° W). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Ultra London?
The race program comprises 2 competitions, including Trail 55 km (55 km, +570 m D+), and Trail 25 km (25 km, +950 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for Ultra London?
The main competition (Trail 55 km over 55 km) is designed as a loop course featuring +570 m of elevation gain and -570 m of elevation loss, ranging between 2 m and 241 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Ultra London?
Official race regulations, course details, and registration information are provided on the organizer's website (ultralondon.co.uk).